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Finding the Fourth Proportional to 57,666.16, 79,583.88 and 32,180.86

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Solution

The fourth proportional to 57,666.16, 79,583.88 and 32,180.86 is: 44,412.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,666.16 : 79,583.88 = 32,180.86 : x
  2. Step 2: Convert to fraction form
    57,666.16/79,583.88 = 32,180.86/x
  3. Step 3: Cross multiply
    57,666.16x = 79,583.88 × 32,180.86
  4. Step 4: Simplify right side
    57,666.16x = 2,561,077,700.54
  5. Step 5: Solve for x
    x = 2,561,077,700.54/57,666.16
  6. Step 6: Final answer
    x = 44,412.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.